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Just in case, handle something that is both a use and a def.

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llvm-svn: 19696
This commit is contained in:
Chris Lattner 2005-01-19 17:11:51 +00:00
parent 2cb11bd2b9
commit e97ed92617
1 changed files with 2 additions and 1 deletions
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3
lib/CodeGen/LiveVariables.cpp
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@ -310,7 +310,8 @@ void LiveVariables::instructionChanged(MachineInstr *OldMI,
// Update the defining instruction.
if (VI.DefInst == OldMI)
VI.DefInst = NewMI;
} else if (MO.isUse()) {
}
if (MO.isUse()) {
// If this is a kill of the value, update the VI kills list.
if (VI.removeKill(OldMI))
VI.Kills.push_back(NewMI); // Yes, there was a kill of it